About - Strudelizer: Strudel syntax generator

🚀 What is Strudelizer?

Strudelizer is a revolutionary web application that transforms musical input into Strudel live coding syntax in real-time. Whether you're using a MIDI keyboard, the built-in visual interface, or mouse/touch input, Strudelizer captures your musical ideas and automatically generates beautiful, executable Strudel code.

Built with modern web technologies including the Web Audio API and Web MIDI API, Strudelizer requires no plugins or downloads - just open it in your browser and start making music!

🎹 Core Features

🎛️ Advanced XY Pad Controller

17 Musical Scales: From Pentatonic to Chromatic, including Indian ragas
2D Musical Control: Express yourself with intuitive X/Y movement
Real-time Feedback: See note names, MIDI numbers, and frequencies
MIDI CC Support: Use hardware controllers (CC1/CC2)
Configurable Interaction: Choose between hover or drag modes

🎹 Interactive Visual Keyboard

Multi-octave Display: Full chromatic keyboard interface
Smart Scale Highlighting: Visual cues for playable notes
MIDI Integration: Lights up when external MIDI notes are played
Touch/Mouse Support: Play with mouse or touch devices
Accessibility: ARIA labels and keyboard navigation

🔊 Professional Audio Engine

Web Audio API: High-quality synthesis
ADSR Envelope: Professional sound shaping
Multiple Waveforms: Sine, sawtooth, square, triangle
Low-pass Filtering: Adjustable cutoff frequency
Velocity Sensitivity: Full 0-127 MIDI velocity range

🧠 Revolutionary Strudel MIDI Coder

Smart Chord Recognition: Detects simultaneous notes automatically
Dual Notation: Musical (c4, d#4) or integer (MIDI numbers)
100+ Sounds: Extensive library with autocomplete search
Real-time Code Generation: Watch your music become code!
Manual BPM Control: Set your desired tempo with the BPM slider

🔗 Seamless Strudel Integration

Automatic Code Injection: Real-time REPL updates
Copy to Clipboard: One-click code copying
Open in Strudel.cc: Direct link generation
Multiple Compatibility: Works with different Strudel versions
Visual Feedback: Clear notifications and error handling

🎛️ Comprehensive MIDI Support

Universal Device Support: Auto-detects all MIDI devices
Hot-plug Support: Real-time device connection monitoring
Device Filtering: Choose specific devices for input
Multi-device Input: Simultaneous controller support
Advanced Processing: Velocity, CC, and timing capture

🚀 Getting Started

Quick Start Workflow

Open the application in a modern web browser (Chrome recommended for best MIDI support)

Connect MIDI devices (optional) - devices will be auto-detected and shown in the dropdown

Select tonic and scale using the global controls to set your musical context

Choose your input method:

Visual Keyboard for traditional piano input
XY Pad for expressive 2D control
External MIDI controller for hardware input

Play notes and watch real-time Strudel code generation in the REPL below

Copy or open generated code directly in Strudel.cc with one click

Advanced Usage Tips

BPM Control: Adjust the BPM slider to set your desired tempo for the generated code
Chord Input: Play multiple notes simultaneously (within 20ms) for automatic chord notation
Device Selection: Choose specific MIDI devices in the Strudel Coder for focused input
Sound Exploration: Use the autocomplete search to discover 100+ available sounds
Notation Types: Switch between musical notation (c4, d#4) and integer notation (MIDI numbers)

🌟 Future Roadmap

Strudelizer is continuously evolving with exciting features planned:

Upcoming Features

Advanced Pattern Recognition: Machine learning-based rhythm and melody analysis
Loop Recording: Multi-layer loop recording with overdub capabilities
MIDI File Export: Standard MIDI file generation from captured patterns
Preset Management: Save and recall complete application states
Advanced Visualization: Real-time waveform and spectrum analysis

UI/UX Enhancements

Flexible Grid Looper: Rectangular loop interface with multiple time signatures
Circular Pattern Sequencer: Variable angle/time signature with multi-ring sound placement
Draggable Clips: Generated pattern clips that can be combined and arranged
Advanced Routing: Complex signal routing between components

💬 Get Involved

Strudelizer is an open-source project that welcomes contributions, feedback, and collaboration!

Contribute on GitHub Report Bugs Learn Strudel

Strudelizer represents a bridge between traditional music performance and modern live coding, enabling new forms of creative expression through the seamless integration of MIDI input and Strudel's powerful pattern language.